
Brondell Swash Ecoseat
Score: 80/100Mayfair Lannon
Score: 72/100Rankings

The Brondell Swash Ecoseat is a slim, non-electric bidet toilet seat designed for elongated toilets, featuring dual retractable nozzles and adjustable water pressure. It lacks heated seats and air drying, and the S101 model provides only ambient water. It is best suited for budget-conscious users seeking a green upgrade without electrical work.
The Mayfair Cassel Bidet Bundle combines a round, enameled-wood toilet seat with a non-electric, fresh-water bidet attachment. It features a slow-close mechanism and a top-tightening fastening system designed for stability and quiet operation without requiring electrical installation. It is best suited for homeowners or renters who want to add a bidet without running electricity and prioritize hygiene and comfort over high-tech heated features.
| Attribute | ![]() | Mayfair Lannon |
|---|---|---|
14.39 inchesbest | 14.09 inches | |
2.55 inchesbest | 1.77 inches | |
20.03 inchesbest | 16.54 inches |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | Mayfair Lannon |
|---|---|---|
Compatibility & Installation(3) | ||
Installation Type | Under-seat | DIY |
Toilet Compatibility | Elongated | Round |
Mounting Type | Toilet Seat | Top-Mount |
Performance & Controls(3) | ||
Control Type | Dial | Manual |
Spray Modes | Dual Nozzle | 2 |
Water Temperature Control | Ambient / Warm (Optional) | None |
Dimensions & Build(4) | ||
Width (inches) | 14.39 inches | 14.09 inches |
Height (inches) | 2.55 inches | 1.77 inches |
Depth (inches) | 20.03 inches | 16.54 inches |
Material | Plastic | Enameled Wood |
Comfort & Hygiene(2) | ||
Nozzle Material | Plastic/Metal | Unknown |
Self-Cleaning | true | false |

Products in the top-left offer the best value (high score, low price).

Professional reviewers and editors praise the Brondell Swash Ecoseat for its simplicity, value, and planet-friendly performance.
Everyday consumers report high satisfaction with the ease of installation and the effectiveness of the cleansing compared to toilet paper.
Professional reviewers highlight the practicality of combining a non-electric bidet with a slow-close seat, praising the ease of DIY installation and the premium aesthetic of the enameled wood. Safety-focused editors favor the stable mounting and quiet operation, while functional reviewers note that the lack of heated water and smart modes positions it as a reliable, mid-tier value upgrade rather than a luxury solution.
Everyday users frequently praise the quiet operation and the stability of the mounting system, noting that the seat stays tight over time. Many report a significant improvement in hygiene and reduced toilet paper use. However, recurring complaints focus on the discomfort of cold water spray and the inconvenience of manually cleaning the nozzle to prevent buildup.
“Super easy install, cleans better than TP alone”

“Feels clean all day”

“Quiet close is a game-changer”
